SMITH DAVID BYRON JR

Director at ILLINOIS TOOL WORKS INC · on record since Dec 17, 2009
Director at NORTHERN TRUST CORP · on record since Apr 22, 2010

Insider trading activity of SMITH DAVID BYRON JR

Transactions on record: 129; since Dec 17, 2009

Open-market buys: 5; $1.1M

Open-market sells: 5; $20.7M

Companies traded: 2; last filing Aug 11, 2026

Figures computed from official regulatory filings — .

Companies where SMITH DAVID BYRON JR has traded

ILLINOIS TOOL WORKS INC75 tx · $25.9M · Aug 11, 2026
NORTHERN TRUST CORP54 tx · Aug 4, 2026

Track record of SMITH DAVID BYRON JR

Statistical track record

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Open-market buys: 5

Last buy: Jun 2, 2025

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Transaction history of SMITH DAVID BYRON JR

Co-insiders of SMITH DAVID BYRON JR

CROWN SUSANILLINOIS TOOL WORKS INC +1
Henderson Jay LILLINOIS TOOL WORKS INC +1
MCCORMACK ROBERT CILLINOIS TOOL WORKS INC +1
SMITH HAROLD BILLINOIS TOOL WORKS INC +1
ALDINGER WILLIAM F IIIILLINOIS TOOL WORKS INC
Allnutt Lauren ENORTHERN TRUST CORP

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
ILLINOIS TOOL WORKS INCListing on record	Aug 11, 2026	Award	130	296.66 USD	$38.6K		SEC
NORTHERN TRUST CORPListing on record	Aug 4, 2026	Gift	1,120	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ILLINOIS TOOL WORKS INCListing on record	May 12, 2026	Award	917	254.76 USD	$233.6K	Unusual size	SEC
NORTHERN TRUST CORPListing on record	May 1, 2026	Gift	1,200	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NORTHERN TRUST CORPListing on record	Apr 23, 2026	Award	989	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ILLINOIS TOOL WORKS INCListing on record	Feb 10, 2026	Award	131	293.57 USD	$38.5K		SEC
NORTHERN TRUST CORPListing on record	Feb 2, 2026	Gift	1,340	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ILLINOIS TOOL WORKS INCListing on record	Nov 12, 2025	Award	157	245.49 USD	$38.5K		SEC
NORTHERN TRUST CORPListing on record	Nov 4, 2025	Gift	1,580	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ILLINOIS TOOL WORKS INCListing on record	Aug 5, 2025	Award	153	252.31 USD	$38.6K		SEC
NORTHERN TRUST CORPListing on record	Jul 31, 2025	Gift	1,520	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ILLINOIS TOOL WORKS INCListing on record	Jun 4, 2025	Gift	-872	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ILLINOIS TOOL WORKS INCListing on record	Jun 4, 2025	Buy	872	241.16 USD	$210.3K	conv 25	SEC
ILLINOIS TOOL WORKS INCListing on record	May 6, 2025	Award	922	242.32 USD	$223.4K	Unusual size	SEC
NORTHERN TRUST CORPListing on record	May 1, 2025	Gift	2,160	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NORTHERN TRUST CORPListing on record	Apr 24, 2025	Award	1,902	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ILLINOIS TOOL WORKS INCListing on record	Feb 11, 2025	Award	151	255.56 USD	$38.6K		SEC
NORTHERN TRUST CORPListing on record	Feb 4, 2025	Gift	1,780	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ILLINOIS TOOL WORKS INCListing on record	Dec 11, 2024	Gift	-635	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ILLINOIS TOOL WORKS INCListing on record	Dec 11, 2024	Buy	635	275.20 USD	$174.8K	conv 22	SEC
ILLINOIS TOOL WORKS INCListing on record	Nov 5, 2024	Award	147	263.08 USD	$38.7K		SEC
NORTHERN TRUST CORPListing on record	Nov 4, 2024	Gift	1,990	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ILLINOIS TOOL WORKS INCListing on record	Aug 6, 2024	Award	158	243.85 USD	$38.5K		SEC
NORTHERN TRUST CORPListing on record	Aug 1, 2024	Gift	2,250	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ILLINOIS TOOL WORKS INCListing on record	Jun 17, 2024	Gift	-775	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
ILLINOIS TOOL WORKS INCListing on record	Aug 11, 2026	Award	130	296.66 USD	$38.6K		SEC
NORTHERN TRUST CORPListing on record	Aug 4, 2026	Gift	1,120	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ILLINOIS TOOL WORKS INCListing on record	May 12, 2026	Award	917	254.76 USD	$233.6K	Unusual size	SEC
NORTHERN TRUST CORPListing on record	May 1, 2026	Gift	1,200	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NORTHERN TRUST CORPListing on record	Apr 23, 2026	Award	989	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ILLINOIS TOOL WORKS INCListing on record	Feb 10, 2026	Award	131	293.57 USD	$38.5K		SEC
NORTHERN TRUST CORPListing on record	Feb 2, 2026	Gift	1,340	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ILLINOIS TOOL WORKS INCListing on record	Nov 12, 2025	Award	157	245.49 USD	$38.5K		SEC
NORTHERN TRUST CORPListing on record	Nov 4, 2025	Gift	1,580	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ILLINOIS TOOL WORKS INCListing on record	Aug 5, 2025	Award	153	252.31 USD	$38.6K		SEC
NORTHERN TRUST CORPListing on record	Jul 31, 2025	Gift	1,520	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ILLINOIS TOOL WORKS INCListing on record	Jun 4, 2025	Gift	-872	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ILLINOIS TOOL WORKS INCListing on record	Jun 4, 2025	Buy	872	241.16 USD	$210.3K	conv 25	SEC
ILLINOIS TOOL WORKS INCListing on record	May 6, 2025	Award	922	242.32 USD	$223.4K	Unusual size	SEC
NORTHERN TRUST CORPListing on record	May 1, 2025	Gift	2,160	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
NORTHERN TRUST CORPListing on record	Apr 24, 2025	Award	1,902	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ILLINOIS TOOL WORKS INCListing on record	Feb 11, 2025	Award	151	255.56 USD	$38.6K		SEC
NORTHERN TRUST CORPListing on record	Feb 4, 2025	Gift	1,780	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ILLINOIS TOOL WORKS INCListing on record	Dec 11, 2024	Gift	-635	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ILLINOIS TOOL WORKS INCListing on record	Dec 11, 2024	Buy	635	275.20 USD	$174.8K	conv 22	SEC
ILLINOIS TOOL WORKS INCListing on record	Nov 5, 2024	Award	147	263.08 USD	$38.7K		SEC
NORTHERN TRUST CORPListing on record	Nov 4, 2024	Gift	1,990	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ILLINOIS TOOL WORKS INCListing on record	Aug 6, 2024	Award	158	243.85 USD	$38.5K		SEC
NORTHERN TRUST CORPListing on record	Aug 1, 2024	Gift	2,250	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC
ILLINOIS TOOL WORKS INCListing on record	Jun 17, 2024	Gift	-775	0.00 USD	n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise))		SEC